Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual single(s) lançado(s) em 2008 teve/tiveram 4000 cópias?
 ###Tabelas: CREATE TABLE list_of_health_minsters (list_of_health_minsters_id AUTO_INCREMENT PRIMARY KEY, Minister VARCHAR, Party VARCHAR, Governments VARCHAR, Term start VARCHAR, Term end VARCHAR) CREATE TABLE singles (singles_id AUTO_INCREMENT PRIMARY KEY, Date INT, Single VARCHAR, Backed with VARCHAR, Record label VARCHAR, Format VARCHAR, Other details VARCHAR) CREATE TABLE constituents (constituents_id AUTO_INCREMENT PRIMARY KEY, Date INT, 2 January 2007 VARCHAR, 19 October 2009 VARCHAR, 5 November 2010 VARCHAR, 16 December 2011 VARCHAR, 30 March 2012 VARCHAR) CREATE TABLE runner_ups_10_62 (runner_ups_10_62_id AUTO_INCREMENT PRIMARY KEY, Year INT, Opponent VARCHAR, Competition VARCHAR, Score VARCHAR, Venue VARCHAR, Attendance INT) CREATE TABLE coaches'_poll (coaches'_poll_id AUTO_INCREMENT PRIMARY KEY, Week 1 Sept 2 VARCHAR, Week 2 Sept 7 VARCHAR, Week 3 Sept 14 VARCHAR, Week 5 Sept 28 VARCHAR, Week 6 Oct 5 VARCHAR, Week 7 Oct 12 VARCHAR, Week 10 Nov 2 VARCHAR, Week 13 Nov 23 VARCHAR, Week 14 Nov 30 VARCHAR, Week 15 Dec 7 VARCHAR, Week 16 (Final) Jan 9 VARCHAR)  
SELECT Single FROM singles WHERE Date = 2008 AND Other details = 4000 copies